# Commission Regulation (EEC) No 1764/86 of 27 May 1986 laying down minimum quality requirements for products processed from tomatoes under the production aid scheme, Division 2.1: Copper sulphate solution

Extent: E+W+S+N.I.

Dissolve in distilled water 34,639 g of CuSO4·5H2O, dilute to 500 ml and filter through glass wool or filter paper.

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Source: https://www.legislation.gov.uk/eur/1986/1764/annex/division/4/division/2/division/2.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-1986-1764/annex/division-4/division-2/division-2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.